Did you know My Sister's Closet has the best selection of prom dresses in western Montana?  We have more than 500 dresses in stock in every style you can imagine! Best of all, once you find that dream dress, we won't sell another of the same style and color to anyone else attending your prom. We even make it easy for the guys by  matching up the vest and tie to your dress right in the store. We have the MOST vest and tie colors in town so we can match just about any dress!